Intelligence Test

Operant Conditioning

IQ

William Stern developed the formula for this after studying the intelligence tests.

Jan 1st, 1917

Measured Intelligence

Robert Yerkes developed the Army Alpha and Beta Tests which were used with new recruits in the US Military.

Jan 1st, 1920

Social Intelligence

Edward Thorndike proposed the know-how involved in comprehending social situations and managing oneself.

Jan 1st, 1939

Intellectual Assessment

Wechsler-Bellevue Intelligence tests were published and became the most widely used.

Jan 1st, 1942

Cognitive Development

Jean Piaget published his “Psychology of Intelligence.”

Jan 1st, 1983

Multiple Intelligence

Howard Gardner introduced this theory which explains that intelligence is something to be used to improve lives, not to measure and quantify humans.

Jan 1st, 1983

Verbal Intelligence

According to Earl Hunt, verbal intelligence scores are predictable from the speed with which people retrieve information from memory and in the words of Philip Vernon, “faster cognitive processing may allow more information to be acquired.”

Jan 1st, 1985

Triarchic Theory

Global Workspace

John Duncan found that the frontal lobe (just about the outer edge of the eyebrows) may be a global workspace for organizing and coordinating information since various brain areas seemed to converge there.